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Cisco Bug: CSCur09416 - n3500 NAT does not work for tcp traffic

Last Modified

Jul 25, 2017

Products (1)

Cisco Nexus 3000 Series Switches

Known Affected Releases

6.0(2)A3(1.54)

Description (partial)

Symptom:
n3500 running A3(2) code in warp mode creates NAT entry for tcp traffic but after few packets (past 3-way handshake), it stops passing traffic. At the same time icmp traffic is working fine.
Conditions:
lot of TCP clients should be starting their handshake together